Home / 1,384,259.10-2,076,388.65-752,847.90

Finding the Fourth Proportional to 1,384,259.10, 2,076,388.65 and 752,847.90

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Solution

The fourth proportional to 1,384,259.10, 2,076,388.65 and 752,847.90 is: 1,129,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,259.10 : 2,076,388.65 = 752,847.90 : x
  2. Step 2: Convert to fraction form
    1,384,259.10/2,076,388.65 = 752,847.90/x
  3. Step 3: Cross multiply
    1,384,259.10x = 2,076,388.65 × 752,847.90
  4. Step 4: Simplify right side
    1,384,259.10x = 1,563,204,834,736.34
  5. Step 5: Solve for x
    x = 1,563,204,834,736.34/1,384,259.10
  6. Step 6: Final answer
    x = 1,129,271.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.